We suggest you to remove %WinDir%\DLL\RUNDLL32.exe from your computer as soon as possible.
%WinDir%\DLL\RUNDLL32.exe is Trojan/Backdoor.
Kill the process %WinDir%\DLL\RUNDLL32.exe and remove %WinDir%\DLL\RUNDLL32.exe from Windows startup.
File:
C:\sand-box\winrar.exe
Classification:
Antivirus Version Last Update Result
Avast 4.8.1335.0 2009.06.15 Win32:Trojan-gen {Other}
AVG 8.5.0.339 2009.06.15 Clicker.ZOC
BitDefender 7.2 2009.06.16 -
DrWeb 5.0.0.12182 2009.06.16 BackDoor.BlackHole.3413
F-Secure 8.0.14470.0 2009.06.15 Trojan.Win32.Delf.nia
NOD32 4157 2009.06.15 probably a variant of Win32/TrojanClicker.Delf.NHN
Panda 10.0.0.14 2009.06.15 Trj/Clicker.AOV
Symantec 1.4.4.12 2009.06.16 Trojan.Adclicker
Additional information
File size: 235520 bytes
MD5 : e0d9f6d426c40eb7c539dc46d7d230b9
SHA1 : 95518314fe9023f0cd2e4bda019d7541391a8438
Installation
When the program is executed, it creates the following registry subkeys and values:
----------------------------------
Keys added:4
----------------------------------
HKLM\SYSTEM\CurrentControlSet\Enum\Root\LEGACY_DHCPSRV
HKLM\SYSTEM\CurrentControlSet\Enum\Root\LEGACY_DHCPSRV\0000
HKLM\SYSTEM\CurrentControlSet\Services\DhcpSrv
HKLM\SYSTEM\CurrentControlSet\Services\DhcpSrv\Security
----------------------------------
Values added:14
----------------------------------
HKLM\SYSTEM\CurrentControlSet\Enum\Root\LEGACY_DHCPSRV\0000\Service: "DhcpSrv"
HKLM\SYSTEM\CurrentControlSet\Enum\Root\LEGACY_DHCPSRV\0000\Legacy: 0x00000001
HKLM\SYSTEM\CurrentControlSet\Enum\Root\LEGACY_DHCPSRV\0000\ConfigFlags: 0x00000000
HKLM\SYSTEM\CurrentControlSet\Enum\Root\LEGACY_DHCPSRV\0000\Class: "LegacyDriver"
HKLM\SYSTEM\CurrentControlSet\Enum\Root\LEGACY_DHCPSRV\0000\ClassGUID: "{8ECC055D-047F-11D1-A537-0000F8753ED1}"
HKLM\SYSTEM\CurrentControlSet\Enum\Root\LEGACY_DHCPSRV\0000\DeviceDesc: "Dhcp server"
HKLM\SYSTEM\CurrentControlSet\Enum\Root\LEGACY_DHCPSRV\NextInstance: 0x00000001
HKLM\SYSTEM\CurrentControlSet\Services\DhcpSrv\Security\Security: 01 00 14 80 90 00 00 00 9C 00 00 00 14 00 00 00 30 00 00 00 02 00 1C 00 01 00 00 00 02 80 14 00 FF 01 0F 00 01 01 00 00 00 00 00 01 00 00 00 00 02 00 60 00 04 00 00 00 00 00 14 00 FD 01 02 00 01 01 00 00 00 00 00 05 12 00 00 00 00 00 18 00 FF 01 0F 00 01 02 00 00 00 00 00 05 20 00 00 00 20 02 00 00 00 00 14 00 8D 01 02 00 01 01 00 00 00 00 00 05 0B 00 00 00 00 00 18 00 FD 01 02 00 01 02 00 00 00 00 00 05 20 00 00 00 23 02 00 00 01 01 00 00 00 00 00 05 12 00 00 00 01 01 00 00 00 00 00 05 12 00 00 00
HKLM\SYSTEM\CurrentControlSet\Services\DhcpSrv\Type: 0x00000110
HKLM\SYSTEM\CurrentControlSet\Services\DhcpSrv\Start: 0x00000002
HKLM\SYSTEM\CurrentControlSet\Services\DhcpSrv\ErrorControl: 0x00000001
HKLM\SYSTEM\CurrentControlSet\Services\DhcpSrv\ImagePath: "C:\WINDOWS\DLL\RUNDLL32.exe"
HKLM\SYSTEM\CurrentControlSet\Services\DhcpSrv\DisplayName: "Dhcp server"
HKLM\SYSTEM\CurrentControlSet\Services\DhcpSrv\ObjectName: "LocalSystem"
----------------------------------
Values modified:0
----------------------------------
----------------------------------
Files added:9
----------------------------------
C:\Documents and Settings\LocalService\Local Settings\Temporary Internet Files\Content.IE5\3PCMMHXU\ErrorPageTemplate[1]
C:\Documents and Settings\LocalService\Local Settings\Temporary Internet Files\Content.IE5\3PCMMHXU\info_48[1]
C:\Documents and Settings\LocalService\Local Settings\Temporary Internet Files\Content.IE5\6IMCJ0DW\bullet[1]
C:\Documents and Settings\LocalService\Local Settings\Temporary Internet Files\Content.IE5\6IMCJ0DW\errorPageStrings[1]
C:\Documents and Settings\LocalService\Local Settings\Temporary Internet Files\Content.IE5\LUIIOHEM\background_gradient[1]
C:\Documents and Settings\LocalService\Local Settings\Temporary Internet Files\Content.IE5\LUIIOHEM\dnserrordiagoff_webOC[1]
C:\Documents and Settings\LocalService\Local Settings\Temporary Internet Files\Content.IE5\VNEWMRCS\down[1]
C:\Documents and Settings\LocalService\Local Settings\Temporary Internet Files\Content.IE5\VNEWMRCS\httpErrorPagesScripts[1]
C:\WINDOWS\DLL\RUNDLL32.exe
----------------------------------
Files deleted:1
----------------------------------
C:\sand-box\winrar.exe
----------------------------------
Files [attributes?] modified:0
----------------------------------
----------------------------------
Folders added:1
----------------------------------
C:\WINDOWS\DLL
----------------------------------
Folders deleted:0
----------------------------------
----------------------------------
Total changes:29
----------------------------------
-------------------------------------------------------------------------------------
Detected by RegRun Reanimator:
Type: Auto Services
Item Name: DhcpSrv
Related File: C:\WINDOWS\DLL\RUNDLL32.exe
Type: Running Processes
Item Name: RUNDLL32.exe
Related File: C:\WINDOWS\DLL\RUNDLL32.exe
Removal Results: Success
Number of reboot: 1
Removal: %windir%\dll\rundll32.exe is removed by RegRun.
Download RegRun Suite. Click here.
Unzip downloaded file to any folder on your hard drive.
Open an executable file to start program installation.
Follow the installer instructions.
At the end of installing software on your computer you will be prompted
to run "Scan for Viruses".
Wait for a couple seconds to finish scanning.
Click on the "Fix Problems" button.
Is it serious?
|
The
programs is known as malware.
|
Item name:
|
%windir%\dll\rundll32.exe
|
Click on the "Get it out!" button.

We suggest you to reboot your computer to be sure that your computer is
clean now.
Do not hesitate to contact us:
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Also recommended software:
RegRun Security Suite Platinum - removal and protection.
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